Phosphorus-containing fire retardant thermoplastic polyester composition
US6569928B1 · kind B1 · utility
24Cited by
16References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 4, 2002 |
| Grant date | May 27, 2003 |
| Priority date | — |
| Expiry date | Jan 4, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L67/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A fire retardant thermoplastic polyester comprising a phosphorus containing additive and a high charring polymer containing benzene rings in its main polymer backbone and that has a softening point of no less than about 120° C. exhibits improved fire resistance and no plate out of fire retardant additive during aging.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.